Poland’s Agnieszka Radwanska was the big loser in WTA rankings published August 10, falling seven places to 14th after her quarter-final exit in Stanford.
Czech Lucie Safarova moved into seventh spot without raising a racket, while her compatriot Karolina Pliskova climbed three places to eighth after making the final in Stanford.
Serena Williams retains her healthy lead ahead of Russian Maria Sharapova and Romanian Simona Halep.
WTA rankings publish August 10
1. Serena Williams (USA) 12,371 pts
2. Maria Sharapova (RUS) 6,386
3. Simona Halep (ROM) 5,151
4. Petra Kvitova (CZE) 4,995
5. Caroline Wozniacki (DEN) 4,905
6. Ana Ivanovic (SER) 3,706
7. Lucie Safarova (CZE) 3,465 (+1)
8. Karolina Pliskova (CZE) 3,335 (+3)
9. Garbine Muguruza (ESP) 3,315
10. Carla Suárez Navarro (ESP) 3,195
11. Angelique Kerber (GER) 3,150 (+3)
12. Ekaterina Makarova (RUS) 2,920
13. Timea Bacsinszky (SUI) 2,920
14. Agnieszka Radwanska (POL) 2,760 (-7)
15. Elina Svitolina(UKR) 2,370 (+5)
16. Andrea Petkovic (GER) 2,350 (+1)
17. Sara Errani (ITA) 2,320 (-1)
18. Samantha Stosur (AUS) 2,295 (+3)
19. Madison Keys (USA) 2,275 (-1)
20. Belinda Bencic (SUI) 2,090 (+2).
